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如何判断阿司匹林是否水解
更新时间: 2020-09-24 00:00:00  

物理方法:若能闻到醋酸味,说明阿司匹林水解;化学方法:取少量样品加水溶解,由于阿司匹林水解速度不快,所以检验时可加水。加入氯化铁溶液,若溶液变紫色,说明阿司匹林水解。阿司匹林水解产物水杨酸中含有酚羟基,可与氯化铁发生显色反应。

关键词: 如何 判断 阿司匹林 是否 水解

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